Instrument stand



FIG. 1 is a front perspective view of the instrument stand showing our new design;

FIG. 2 is a front elevational view of the instrument stand;

FIG. 3 is a bottom plan view of the instrument stand;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view of the instrument stand;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a right side perspective view of the instrument stand. 

The ornamental design for an instrument stand, as shown and described. 